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Cisco MDS 9148S Multilayer Switch Hardware Installation Guide
OL-20185-01
Chapter 1 Cable and Port Specifications
Console Port
Connecting the Console Port to a Computer Using the DB-9 Adapter
You can use the RJ-45 to RJ-45 rollover cable and RJ-45toDB-9 female DTE adapter (labeled
“Terminal”) to connect the console port to a computer running terminal emulation software. Table 1-3
lists the pinouts for the console port, the RJ-45 to RJ-45 rollover cable, and the RJ-45 to DB-9 female
DTE adapter.
DSR 7 2 20 DTR
CTS 8 1 4 RTS
Table 1-2 Port Mode Signaling and Pinouts with DB-25 Adapter (continued)
Console
Port RJ-45 to RJ-45 Rollover Cable
RJ-45 to DB-25
Terminal Adapter
Console
Device
Signal RJ-45 Pin RJ-45 Pin DB-25 Pin Signal
Table 1-3 Port Mode Signaling and Pinouts with DB-9 Adapter
Console
Port RJ-45 to RJ-45 Rollover Cable
RJ-45 to DB-9
Terminal
Adapter
Console
Device
Signal RJ-45 Pins RJ-45 Pin DB-9 Pin Signal
RTS 1 8 8 CTS
DTR 2 7 6 DSR
TxD 3 6 2 RxD
GND 4 5 5 GND
GND 5 4 5 GND
RxD 6 3 3 TxD
DSR 7 2 4 DTR
CTS 8 1 7 RTS
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